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Finding the Third Proportional to 683,412 and 1,498,458

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Solution

The third proportional to 683,412 and 1,498,458 is: 3,285,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,412 : 1,498,458 = 1,498,458 : x
  2. Step 2: Convert to fraction form
    683,412/1,498,458 = 1,498,458/x
  3. Step 3: Cross multiply
    683,412x = 1,498,458 × 1,498,458
  4. Step 4: Simplify right side
    683,412x = 2,245,376,377,764
  5. Step 5: Solve for x
    x = 2,245,376,377,764/683,412
  6. Step 6: Final answer
    x = 3,285,538.41

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.